diff --git a/requirements.txt b/requirements.txt
index 4a747d38..46415b80 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ PyQt5-sip==12.12.2
 #PyQtWebEngine==5.15.6
 QScintilla>=2.14.1
 pyqtgraph>=0.12.1
-matplotlib>=3.7.1
+matplotlib>=3.7.1, < 3.10.0
 numpy>=1.24.2
 colorama>=0.4.3
 pyinstaller>=5.11.0